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/*Copyright (c) 2011, Florent DEVILLE.                                      */
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#pragma once

#include "toolTypes.h"
//#include "CMatrix.h"

//Uses sdl image to load pictures
#include <SDL_image.h>

#include <string>
using std::string;

//need the triangle primitive to compute the texel.
#include "CPrimTriangle.h"

//This class stores a texture from a file.
class CTexture
{
private:
	//texture filename
	string _textureName;

	//texture object
	SDL_Surface* _picture;

	//picture width
	unsigned int _width;

	//picture height
	unsigned int _height;

	//picture bytes per pixel
	unsigned int _bytesPerPixel;

public:
	//constructor
	CTexture();

	//destructor
	virtual ~CTexture();

	//load the picutre filename. Return true of OK or false if an error occured.
	bool loadTexture(const string& filename);

	//return the color of the pixel for the point p in the triangle t
	CColor getColor(const CVector3f& p, CPrimTriangle* const t)const;

};